F02M 21/0245
High pressure fuel supply systems
Official title: {High pressure fuel supply systems; Rails; Pumps; Arrangement of valves}
F02M21/0245 (High pressure fuel supply systems) appears on 293 US grants and 336 published applications in this corpus.
Search patents in F02M- Granted patents
- 293
- Published applications
- 336
- Assignees
- 157
- Inventors
- 651
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 0 |
| 2002 | 0 | 7 |
| 2003 | 8 | 4 |
| 2004 | 5 | 6 |
| 2005 | 4 | 10 |
| 2006 | 7 | 3 |
| 2007 | 5 | 6 |
| 2008 | 9 | 13 |
| 2009 | 5 | 4 |
| 2010 | 2 | 6 |
| 2011 | 1 | 7 |
| 2012 | 6 | 12 |
| 2013 | 7 | 20 |
| 2014 | 7 | 34 |
| 2015 | 16 | 27 |
| 2016 | 17 | 20 |
| 2017 | 22 | 12 |
| 2018 | 16 | 30 |
| 2019 | 22 | 13 |
| 2020 | 20 | 14 |
| 2021 | 18 | 13 |
| 2022 | 6 | 9 |
| 2023 | 10 | 11 |
| 2024 | 12 | 18 |
| 2025 | 19 | 20 |
| 2026 | 5 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fuel supply device for internal combustion engine9 Jun 2026US 12,650,095 B2Toyota Jidosha Kabushiki Kaisha
- System and method for recovery of redundant gaseous fuel from a gaseous fuel supply system19 May 2026US 12,631,157 B2Volvo Truck Corporation
- Gaseous fuel supply system for a clean combustion engine of a vehicle21 Apr 2026US 12,607,159 B2Volvo Truck Corporation
- Apparatus and method for regulating gaseous fuel pressure and mitigating emissions in an internal combustion engine system7 Apr 2026US 12,595,772 B2Cespira Canada LP
- Gas supply pump for ship dual fuel engine3 Feb 2026US 12,540,591 B2Hd Korea Shipbuilding & Offshore Engineering Co., Ltd.
- Internal combustion engine1 Oct 2026US 2026/0298179 A1Toyota Jidosha Kabushiki Kaisha
- Integrated fuel supply and injection system suitable for ammonia-hydrogen blending1 Oct 2026US 2026/0298180 A1Tianjin University
- Gas fuel flow device and engine24 Sep 2026US 2026/0286920 A1Yanmar Holdings Co., Ltd.
- Power generation unit and power plant10 Sep 2026US 2026/0266214 A1WäRtsilä Finland Oy
- Fuel system that prevents vapor lock in powertrains converted to run on a volatile alternative fuel20 Aug 2026US 2026/0243218 A1ICOM North America LLC
Most cited
By later US patents
- LNG delivery system for gas powered vehicles117US 5,127,230 AMinnesota Valley Engineering, Inc. · 1992
- Multifuel storage, metering and ignition system92US 7,628,137 B12009
- Intensifier apparatus and method for supplying high pressure gaseous fuel to an internal combustion engine81US 5,832,906 AWestport Research Inc. · 1998
- Internal combustion engine with cooling of intake air using refrigeration of liquefied fuel gas72US 5,375,580 AAir Products and Chemicals, Inc. · 1994
- Intensifier-injector for gaseous fuel for positive displacement engines67US 5,315,973 AThe University of British Columbia · 1994